Home / 186,276.27-279,416.97-53,156.49

Finding the Fourth Proportional to 186,276.27, 279,416.97 and 53,156.49

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Solution

The fourth proportional to 186,276.27, 279,416.97 and 53,156.49 is: 79,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,276.27 : 279,416.97 = 53,156.49 : x
  2. Step 2: Convert to fraction form
    186,276.27/279,416.97 = 53,156.49/x
  3. Step 3: Cross multiply
    186,276.27x = 279,416.97 × 53,156.49
  4. Step 4: Simplify right side
    186,276.27x = 14,852,825,371.64
  5. Step 5: Solve for x
    x = 14,852,825,371.64/186,276.27
  6. Step 6: Final answer
    x = 79,735.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.